/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: xiaotutu
 * Date: 2025-01-14
 * Time: 21:49
 */

class Student{
    //私有属性name
    private String name = "bit";
    //公有属性age
    public int age = 18;
    //不带参数的构造方法
    public Student(){
        System.out.println("Student()");
    }

    private Student(String name,int age) {
        this.name = name;
        this.age = age;
        System.out.println("Student(String,name)");
    }

    private void eat(){
        System.out.println("i am eat");
    }

    public void sleep(){
        System.out.println("i am pig");
    }

    private void function(String str) {
        System.out.println(str);
    }

    @Override
    public String toString() {
        return "Student{" +
                "name='" + name + '\'' +
                ", age=" + age +
                '}';
    }
}
public class Test {
    public static void main(String[] args) throws ClassNotFoundException {
        Student student = new Student();
        // 1.通过getClass获取Class对象
        Class<?> c1 = student.getClass();

        //2.直接通过 类名.class 的方式得到,该方法最为安全可靠，程序性能更高
        //这说明任何一个类都有一个隐含的静态成员变量 class
        Class<?> c2 = Student.class;

        //3、通过 Class 对象的 forName() 静态方法来获取，用的最多，
        //但可能抛出 ClassNotFoundException 异常
        Class<?> c3 = Class.forName("Student");

        System.out.println(c1 == c2);
        System.out.println(c2 == c3);
        System.out.println(c1 == c3);
    }
}
